Perforator Pleistocene, Late Palaeolithic (Alleröd - Younger Dryas, GI-1a - GS-1)
Grand-Pressigny flint : 3D documentation Turonian
Chocolate' flint : 3D documentation Upper Jurassic
Jurassic flint : 2D documentation Upper Jurassic
Grand-Pressigny flint : 2D documentation Turonian
Chocolate' flint : 2D documentation Upper Jurassic
Nointel : 2D documentation Flint mine. Flint was extracted from shallow shafts, sometimes with short walkways
Jurassic flint : 3D documentation Upper Jurassic